nephrology

As a noun nephrology

is (medicine) the branch of medicine that deals with the function and diseases of the kidneys.

As a verb ren is

to groan, moan.

As nouns the difference between neurology and nephrology

is that neurology is the branch of medicine that deals with the disorders of nervous system while nephrology is (medicine) the branch of medicine that deals with the function and diseases of the kidneys.

As a noun nephrology

is (medicine) the branch of medicine that deals with the function and diseases of the kidneys.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between orology and nephrology

is that orology is (geomorphology) the study or science of mountains, in particular how they are/were formed while nephrology is (medicine) the branch of medicine that deals with the function and diseases of the kidneys.

As an adjective genitourinary

is (anatomy) of, or relating to the genital and urinary systems of the body together with their function, disease etc.

As a noun nephrology is

(medicine) the branch of medicine that deals with the function and diseases of the kidneys.

Surpentology is likely misspelled.

Surpentology has no English definition.

As a noun nephrology is

the branch of medicine that deals with the function and diseases of the kidneys.

As nouns the difference between nephrology and nephology

is that nephrology is the branch of medicine that deals with the function and diseases of the kidneys while nephology is the branch of meteorology that studies clouds.

As nouns the difference between taxonomy and nephrology

is that taxonomy is the science or the technique used to make a classification while nephrology is (medicine) the branch of medicine that deals with the function and diseases of the kidneys.

As an adjective renal

is pertaining to the kidneys.

As a noun nephrology is

the branch of medicine that deals with the function and diseases of the kidneys.